#3091B8#3091B8

#3091B8 is a mid, moderate cyan. Relative luminance 0.243; OKLCH L 61.8% C 0.105 H 229.2°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3091B8
RGB	rgb(48, 145, 184)
HSL	hsl(197, 59%, 45%)
HSV	hsv(197, 74%, 72%)
CMYK	cmyk(73.9%, 21.2%, 0%, 27.8%)
CIE-LAB	lab(56.42, -14.81, -28.38)
CIE-LCH	lch(56.42, 32.01, 242.43°)
OKLab	oklab(61.8% -0.0687 -0.0797)
OKLCH	oklch(61.8% 0.105 229.2)
XYZ	xyz(19.9925, 24.3375, 48.9820)
Luminance	0.2434 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3091B8 #B85730

analogous

#30B89B #3091B8 #304DB8

triadic

#3091B8 #B83091 #91B830

tetradic

#3091B8 #9B30B8 #B85730 #4DB830

square

#3091B8 #9B30B8 #B85730 #4DB830

split-complementary

#3091B8 #B8304D #B89B30

monochromatic

#174457 #236B87 #3091B8 #53AED2 #84C5DF

Accessibility & contrast

On white

3.58

#3091B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#3091B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3091B8

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3091B8	#FFFFFF	#000000	##000000
##3091B8	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8FBA

Deuteranopia (green-blind)

#6A82B7

Tritanopia (blue-blind)

#009C9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3091b8;
/* rgb */ color: rgb(48, 145, 184);
/* oklch */ color: oklch(61.8% 0.105 229.2);

Tailwind

colors: {
  custom: {
    50: '#7bb1cd',
    500: '#3091b8',
    950: '#000000',
  },
}

SCSS

$custom: #3091b8;
$custom-light: #7bb1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3091b8",
  "rgb": {
    "r": 48,
    "g": 145,
    "b": 184
  },
  "hsl": {
    "h": 197.206,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.61802,
    "c": 0.10523,
    "h": 229.2
  },
  "luminance": 0.2434
}

Semantic roles & 50–950 ramp

primary

#3091B8

secondary

#C8927C

accent

#7346E2

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3091B8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →